About Us

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Bas & Marie

Marie (Canada) and Bas (Holland) live on this island and are both dive instructors on Koh Tao with many years of experience on Koh Tao and in Egypt. Their base is at the south of the Island "Chalok Baan Kao".
They offer the best service they can, "Diving on Koh Tao" is not only booking, but they are also 2 dive hosts who can give you a lot of information about diving and all the activities around the Island. Both are diving instructors and speaking together 4 different languages!

Bas

Sebastiaan Van Riemsdijk, aka “Bas”, is originally from Holland.
He has lot of experience as a diving instructor and has been spending a lot of time in Egypt, on the Red Sea.
Now on Koh Tao, he’s the permanent Dutch Instructor in one of the well known dive centres on the island.
He’s also been diving in places such as The Caribbean, Spain, Greece, South Africa and of course around the Gulf of Thailand.
Bas speaks Dutch and English.

Marie

Marie-Lise Roux, aka “Marie”, is from Canada, Montreal.
She’s started her diving career on the Red Sea also.
Her first language his French, but she’s also fluent in English and Arabic. Similar to Bas, she joined him on the trip to Thailand and also felt in love with the place. She’s since then working as a PADI diving Instructor in Koh Tao. She’s been accumulating over 3500 dives in the last couple of years and the underwater world is simply her second home.

For more information you can contact us at info@divingonkohtao.com
or call 0066 (0) 836909775 or 0066 (0) 835437586

Mailing address is:
GPO Mae Haad Road,
Koh Tao,
Suratthani,
84360,
Thailand